diff --git a/NEWS b/NEWS
index 10bbfe93..2393258b 100644
--- a/NEWS
+++ b/NEWS
@@ -12,6 +12,7 @@ What's new in psycopg 2.7.5
 - Maybe fixed building on MSYS2 (as reported in :ticket:`#658`).
 - Allow string subclasses in connection and other places (:ticket:`#679`).
 - Don't raise an exception closing an unused named cursor (:ticket:`#716`).
+- Wheel package compiled against PostgreSQL 10.4 libpq and OpenSSL 1.0.2o.
 
 
 What's new in psycopg 2.7.4
diff --git a/scripts/appveyor.cache_rebuild b/scripts/appveyor.cache_rebuild
index 04825149..44a2a8b9 100644
--- a/scripts/appveyor.cache_rebuild
+++ b/scripts/appveyor.cache_rebuild
@@ -9,10 +9,10 @@ To invalidate the cache, update this file and check it into git.
 Currently used modules built in the cache:
 
 OpenSSL
-        Version: 1.0.2n
+        Version: 1.0.2o
 
 PostgreSQL
-        Version: 10.1
+        Version: 10.4
 
 
 NOTE: to zap the cache manually you can also use: